Web APIs Articles
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Hopping on Firefox 91
August is already here, which means so is Firefox 91! For developers, Firefox 91 supports the Visual Viewport API and Intl.DateTimeFormat object additions.
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Safely reviving shared memory
At Mozilla, we want the web to be capable of running high-performance applications so that users and content authors can choose the safety, agency, and openness of the web platform. Shared-memory multi-threading is an essential low-level building block for high-performance applications. However, keeping users safe is paramount, which is why shared memory and high-resolution timers were effectively disabled at the start of 2018, in light of Spectre. Until now...
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Securing Gamepad API
As part of Mozilla’s ongoing commitment to improve the privacy and security of the web platform, over the next few months, we will be making some changes to the Gamepad API. Starting with Firefox 81, the Gamepad API will be restricted to what are known as “secure contexts.”
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Welcoming Safari to the WebExtensions Community
Browser extensions give people a way to take control of how they experience the web. This week Apple has announced that Safari is adopting a web-based API for browser extensions similar to Firefox’s WebExtensions API, making it easy to build once and run in multiple browsers. Developers can get started with Firefox Extension Workshop or consult the comprehensive documentation on MDN for API coverage details.
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High Performance Web Audio with AudioWorklet in Firefox
Earlier this week, Audio Worklets landed in the release of Firefox 76. We’re ready to start bridging the gap between web audio and native. Developers can now leverage
AudioWorkletto write arbitrary audio processing code. This exciting new functionality raises the bar for emerging web experiences like 3D games, VR, and music production. -
Fuzzing Firefox with WebIDL
Fuzzing, or fuzz testing, is an automated approach for testing the safety and stability of software. For the past 3 years, the Firefox fuzzing team has been developing a new fuzzer to identify security vulnerabilities in the implementation of WebAPIs in Firefox. This fuzzer leverages the WebAPIs’ own WebIDL definitions as a fuzzing grammar.
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A Taste of WebGPU in Firefox
We are excited to bring WebGPU support to Firefox because it will allow richer and more complex graphics applications to run portably on the web. WebGPU is an emerging API, designed from the ground up within the W3C, to provide access to the graphics and computing capabilities of hardware on the web.
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From js13kGames to MozFest Arcade: A game dev Web Monetization story
This is a case study in the making: how js13kGames, an online “code golf” competition for web game developers, tried out Web Monetization this year. And ended up at the Mozilla Festival, happening this week in London, demoing dozens of interesting web-monetized games. You can check out the MozFest Arcade online as well.
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Developing cross-browser extensions with web-ext 3.2.0
The web-ext tool was created at Mozilla to help you build browser extensions faster and more easily. Although our first launch focused on support for the desktop Firefox browser, followed by Firefox for Android, our vision was always to support cross-platform development once we shipped Firefox support. With the 3.2.0 release, you can finally use
web-extto truly build cross-platform extensions! -
Firefox’s New WebSocket Inspector
The Firefox DevTools team and our contributors were hard at work over the summer, getting Firefox 70 jam-packed with improvements. We are especially excited about our new WebSocket inspection feature. To use the inspector now, download Firefox Developer Edition, and open the DevTools’ Network panel to find the Messages tab. Then, keep reading to learn more about WebSockets and the tricks that the new panel has up its sleeve.
